The madness of cutting down forests to grow food crops for supersonic aircraft biofuels
15 Jul 2022

IN June 2021, United Airlines announced that it intends to purchase 15 “Overture” aircraft from Boom Supersonic, with an option to purchase 35 more. In June 2022, United CEO Scott Kirby reaffirmed that United’s purchase remains “on track”.
Those planes, we were originally told, will operate on 100% synthetic SAF produced from renewable electricity. In a January 2022 study conducted in partnership with MIT we concluded that even such a high-integrity “e-fuel” isn’t likely to mitigate the climate impact of supersonic aircraft
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